CA2196911C - Polymeres superabsorbants a structure coeur-coquille et leur procede d'obtention - Google Patents

Polymeres superabsorbants a structure coeur-coquille et leur procede d'obtention Download PDF

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Publication number
CA2196911C
CA2196911C CA002196911A CA2196911A CA2196911C CA 2196911 C CA2196911 C CA 2196911C CA 002196911 A CA002196911 A CA 002196911A CA 2196911 A CA2196911 A CA 2196911A CA 2196911 C CA2196911 C CA 2196911C
Authority
CA
Canada
Prior art keywords
particles
powder
shell
heart
superabsorbent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002196911A
Other languages
English (en)
French (fr)
Other versions
CA2196911A1 (fr
Inventor
Christian Collette
Manuel Hidalgo
Andre Kowalik
Emmanuel Puchois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Seika Chemicals Co Ltd
Original Assignee
Elf Atochem SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9488949&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2196911(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Elf Atochem SA filed Critical Elf Atochem SA
Publication of CA2196911A1 publication Critical patent/CA2196911A1/fr
Application granted granted Critical
Publication of CA2196911C publication Critical patent/CA2196911C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
    • C08F265/06—Polymerisation of acrylate or methacrylate esters on to polymers thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • C08J3/245—Differential crosslinking of one polymer with one crosslinking type, e.g. surface crosslinking
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Graft Or Block Polymers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
CA002196911A 1996-02-07 1997-02-05 Polymeres superabsorbants a structure coeur-coquille et leur procede d'obtention Expired - Lifetime CA2196911C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9601502A FR2744456A1 (fr) 1996-02-07 1996-02-07 Polymeres superabsorbants a structure coeur-coquille et leur procede d'obtention
FR9601502 1996-02-07

Publications (2)

Publication Number Publication Date
CA2196911A1 CA2196911A1 (fr) 1997-08-08
CA2196911C true CA2196911C (fr) 2000-04-18

Family

ID=9488949

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002196911A Expired - Lifetime CA2196911C (fr) 1996-02-07 1997-02-05 Polymeres superabsorbants a structure coeur-coquille et leur procede d'obtention

Country Status (11)

Country Link
US (1) US5976696A (ko)
EP (1) EP0789048B1 (ko)
JP (1) JP3485431B2 (ko)
KR (1) KR100264943B1 (ko)
CN (1) CN1071767C (ko)
AT (1) ATE329955T1 (ko)
CA (1) CA2196911C (ko)
DE (1) DE69736086T2 (ko)
DK (1) DK0789048T3 (ko)
ES (1) ES2267122T3 (ko)
FR (1) FR2744456A1 (ko)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2748404B1 (fr) * 1996-05-09 1998-07-24 Atochem Elf Sa Poudres superabsorbantes a forte absorption et forte sucion capillaire
US7048976B2 (en) 1997-04-03 2006-05-23 Cryomed France Cooling article involving evaporation of water from a polymer absorbent
FR2834250B1 (fr) * 2001-12-27 2004-03-19 Faurecia Sieges Automobile Structure rigide d'element de siege comprenant un support pour permettre l'accrochage d'un organe sur le siege
US6491993B1 (en) 1999-08-12 2002-12-10 Pactiv Corporation Absorbent pouches
BR0002299C1 (pt) * 2000-05-05 2002-11-26 Johnson & Johnson Ind Com Absorvente ìntimo, núcleo absorvente e método de fabricação de núcleo absorvente
JP2004517066A (ja) * 2000-11-20 2004-06-10 ダウ グローバル テクノロジーズ インコーポレイティド 水吸収性ポリマーの生体内での使用
KR100579940B1 (ko) 2001-04-16 2006-05-15 스미토모 세이카 가부시키가이샤 고분자량체 함유 점성액의 흡수에 적합한 흡수성 수지, 및그것을 이용한 흡수체와 흡수성 물품
DE10161496A1 (de) * 2001-12-14 2003-06-26 Stockhausen Chem Fab Gmbh Kompaktierte absorbierende Polymere, deren Herstellung und Verwendung
GB2383539B (en) * 2001-12-27 2005-04-06 Cryomed France Cooling article involving evaporation of water from a polymer absorbent
FR2850012B1 (fr) * 2003-01-17 2005-09-30 Cryomed France Article de cosmetologie anti-cernes
EP1651281B1 (en) * 2003-08-06 2011-03-16 The Procter & Gamble Company Absorbent article comprising coated water swellable material
EP1504772A1 (en) * 2003-08-06 2005-02-09 The Procter & Gamble Company Superabsorbent polymers having radiation activable surface cross-linkers and method of making them
JP2007501256A (ja) * 2003-08-06 2007-01-25 ムルイェ、ニルマル 水溶性薬物を含有する医薬組成物
CN100471524C (zh) * 2003-08-06 2009-03-25 宝洁公司 制备包含已涂敷的水可溶胀聚合物的水可溶胀材料的方法
US7270881B2 (en) * 2003-08-06 2007-09-18 The Procter & Gamble Company Coated water-swellable material
US8080705B2 (en) 2004-07-28 2011-12-20 The Procter & Gamble Company Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and method of making them
EP1669394A1 (en) 2004-12-10 2006-06-14 The Procter & Gamble Company Superabsorbent polymer particles with improved surface cross-linking and hydrophilicity and method of making them
JP5405740B2 (ja) * 2005-05-16 2014-02-05 住友精化株式会社 吸水性樹脂粒子の製造方法、それにより得られる吸水性樹脂粒子、およびそれを用いた吸収体および吸収性物品
CA2649299A1 (en) 2006-04-10 2007-10-25 The Procter & Gamble Company An absorbent member comprising a modified water absorbent resin
EP2121049B1 (en) 2007-02-22 2016-03-30 The Procter and Gamble Company Method of surface treating particulate material using electromagnetic radiation
ES2872123T3 (es) 2010-09-06 2021-11-02 Sumitomo Seika Chemicals Resina absorbente de agua y método para producir la misma
CN102936348B (zh) * 2012-11-01 2013-12-18 万华化学集团股份有限公司 一种保水性优异、耐黄变丙烯酸吸水树脂及其制备方法
US9302248B2 (en) 2013-04-10 2016-04-05 Evonik Corporation Particulate superabsorbent polymer composition having improved stability
US9375507B2 (en) 2013-04-10 2016-06-28 Evonik Corporation Particulate superabsorbent polymer composition having improved stability
WO2015129917A1 (ja) * 2014-02-28 2015-09-03 株式会社日本触媒 ポリ（メタ）アクリル酸（塩）系粒子状吸水剤及び製造方法
CN111902581B (zh) * 2018-03-27 2023-02-03 住友精化株式会社 沙袋及其制造方法
WO2020122219A1 (ja) * 2018-12-12 2020-06-18 住友精化株式会社 吸水性樹脂粒子、吸収体、吸収性物品、及び液吸引力測定方法
CN113195598A (zh) * 2018-12-12 2021-07-30 住友精化株式会社 吸水性树脂颗粒、吸收体及吸收性物品
KR20210101239A (ko) * 2018-12-12 2021-08-18 스미토모 세이카 가부시키가이샤 흡수성 수지 입자
FR3101350B1 (fr) 2019-09-26 2021-11-12 Aprotek Matériau asséchant permettant de faciliter le recyclage des bétons résiduels
BR112021019531A2 (pt) * 2019-09-30 2021-12-07 Lg Chemical Ltd Método para preparação de polímero superabsorvente
FR3112146B1 (fr) 2020-07-06 2023-03-17 Aprotek Composition asséchante pour faciliter le transport des boues huileuses
FR3113553B1 (fr) 2020-08-26 2023-01-13 Aprotek Nouvel article absorbant et drainant utilisé comme support de culture
FR3114980B1 (fr) 2020-10-14 2022-12-16 Aprotek Composition asséchante pour faciliter le transport des boues salées
FR3133607A1 (fr) 2022-03-16 2023-09-22 Aprotek Composition asséchante pour faciliter la manipulation des boues
FR3134388A1 (fr) 2022-04-12 2023-10-13 Aprotek Composition asséchante pour conditionner des digestats

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4381782A (en) * 1981-04-21 1983-05-03 Kimberly-Clark Corporation Highly absorbent materials having good wicking characteristics which comprise hydrogel particles and surfactant treated filler
GB2126591B (en) * 1982-09-02 1986-07-30 Kao Corp Process for producing highly water absorptive polymer
FR2602775B1 (fr) * 1986-08-14 1989-02-24 Charbonnages Ste Chimique Polymere en poudre, a base d'un monomere hydros oluble ethyleniquement insature, son procede de preparation et son application a l'absorption de fluides aqueux
US5147343B1 (en) * 1988-04-21 1998-03-17 Kimberly Clark Co Absorbent products containing hydrogels with ability to swell against pressure
US4914066A (en) * 1989-02-24 1990-04-03 Hoechst Celanese Corporation Pellets of clay and superabsorbent polymer
JP2938920B2 (ja) * 1990-01-31 1999-08-25 住友精化株式会社 吸水性樹脂の製造方法
US4970267A (en) * 1990-03-08 1990-11-13 Nalco Chemical Company Reconstitution of superabsorbent polymer fines using persulfate salts
US5350799A (en) * 1990-05-31 1994-09-27 Hoechst Celanese Corporation Process for the conversion of fine superabsorbent polymer particles into larger particles
GB9107952D0 (en) * 1991-04-15 1991-05-29 Dow Rheinmuenster Surface crosslinked and surfactant coated absorbent resin particles and method of preparation
MY110150A (en) * 1992-04-17 1998-02-28 Kao Corp Highly absorbent polymer
JPH0726026A (ja) * 1993-07-08 1995-01-27 Idemitsu Petrochem Co Ltd 表面架橋された吸水性ポリマーの製造方法
US5472761A (en) * 1993-12-17 1995-12-05 Hoechst Celanese Corp. Vibration damping superabsorbent composites
US5599335A (en) * 1994-03-29 1997-02-04 The Procter & Gamble Company Absorbent members for body fluids having good wet integrity and relatively high concentrations of hydrogel-forming absorbent polymer
US5549590A (en) * 1994-08-01 1996-08-27 Leonard Pearlstein High performance absorbent particles and methods of preparation
US5486569A (en) * 1994-09-28 1996-01-23 American Colloid Company Method of increasing the size and/or absorption under load of superabsorbent polymers by surface cross-linking and subsequent agglomeration of undersized particcles
FR2732973B1 (fr) 1995-04-11 1997-06-13 Atochem Elf Sa Procede pour l'obtention de polymeres superabsorbants pour l'eau et les fluides aqueux sous forme d'agregats de particules

Also Published As

Publication number Publication date
CN1161348A (zh) 1997-10-08
CN1071767C (zh) 2001-09-26
DK0789048T3 (da) 2006-10-16
ATE329955T1 (de) 2006-07-15
ES2267122T3 (es) 2007-03-01
KR100264943B1 (ko) 2000-09-01
DE69736086T2 (de) 2007-01-18
CA2196911A1 (fr) 1997-08-08
US5976696A (en) 1999-11-02
JPH09323038A (ja) 1997-12-16
EP0789048A1 (fr) 1997-08-13
EP0789048B1 (fr) 2006-06-14
FR2744456A1 (fr) 1997-08-08
KR970061926A (ko) 1997-09-12
DE69736086D1 (de) 2006-07-27
JP3485431B2 (ja) 2004-01-13

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Effective date: 20170206